Home / 43,419.80-59,941.68-28,334.36

Finding the Fourth Proportional to 43,419.80, 59,941.68 and 28,334.36

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Solution

The fourth proportional to 43,419.80, 59,941.68 and 28,334.36 is: 39,116.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,419.80 : 59,941.68 = 28,334.36 : x
  2. Step 2: Convert to fraction form
    43,419.80/59,941.68 = 28,334.36/x
  3. Step 3: Cross multiply
    43,419.80x = 59,941.68 × 28,334.36
  4. Step 4: Simplify right side
    43,419.80x = 1,698,409,140.12
  5. Step 5: Solve for x
    x = 1,698,409,140.12/43,419.80
  6. Step 6: Final answer
    x = 39,116.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.